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Finding the Fourth Proportional to 892,066.91, 1,231,053.49 and 484,168.71

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Solution

The fourth proportional to 892,066.91, 1,231,053.49 and 484,168.71 is: 668,153.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,066.91 : 1,231,053.49 = 484,168.71 : x
  2. Step 2: Convert to fraction form
    892,066.91/1,231,053.49 = 484,168.71/x
  3. Step 3: Cross multiply
    892,066.91x = 1,231,053.49 × 484,168.71
  4. Step 4: Simplify right side
    892,066.91x = 596,037,580,194.30
  5. Step 5: Solve for x
    x = 596,037,580,194.30/892,066.91
  6. Step 6: Final answer
    x = 668,153.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.